Math

Question 1

What do you do the the indicies when multiplying numbers?

Answer 1

Add them

Question 2

What do you do to the indicies when dividing the numbers?

Answer 2

subtract them

Question 3

Whatdo you do when one indicies in the bracket and the others out

Answer 3

times them

Question 4

If theres a number to the power 0 what does that mean

Answer 4

1

Question 5

How do you do ratios?

Answer 5

Add the numbers together the use that as the denominator

Question 6

In standard and ordinary form, how do you know if its positive or negative power?

Answer 6

negative for decimal place

Question 7

When increasing a number by a percentage, what do you do?

Answer 7

Turn the percentage to a decimal with a 1 at the front e.g 15% = 1.15 then times the decimal and the number

Question 8

How do you work out percentage loss?

Answer 8

noo or new price x original price/ original price x 100

Question 9

what is rational and irrational?

Answer 9

rational - decimals(and recurring), simple fractions e.g -1/5
irrational - decimal goes on forver ( do square root)

Question 10

If you are given a number then a positive fraction indicie what do you do?

Answer 10

You square root the number and put the denominator on the left side and the numerator outside brackets on the right

Question 11

How do you do negative indicies?

Answer 11

You put in in a fraction and turn the negative indicie to a positive indice of the denominator

Question 12

How do you calculate interest?

Answer 12

you get the percentage and put it over 100 and change to a decimal. if percentage increase add a 1 in front of the decimal point